Method Parse

src/commandline.cpp:154–202

}

bool CommandLine::Parse(int argc, const char * const *argv)
{
  if (!ReadArgs(argc, argv))
    return false;

  if (operation != opNone) {  // user didn't do "par --help", etc.
    if (!CheckValuesAndSetDefaults())
      return false;
  }

  if (operation == opCreate) {
    if (!ComputeBlockSize())
      return false;

    u32 sourceblockcount = 0;
    u64 largestfilesize = 0;
    for (std::vector<std::string>::const_iterator i=extrafiles.begin(); i!=extrafiles.end(); i++)
    {
      u64 filesize = filesize_cache.get(*i);
      sourceblockcount += (u32) ((filesize + blocksize-1) / blocksize);
      if (filesize > largestfilesize)
      {
	largestfilesize = filesize;
      }
    }

    if (sourceblockcount > 32768)
    {
      std::cerr << "Too many source blocks (" << sourceblockcount << " > 32768)." << std::endl;
      return false;
    }

    if (!ComputeRecoveryBlockCount(&recoveryblockcount,
				   sourceblockcount,
				   blocksize,
				   firstblock,
				   recoveryfilescheme,
				   recoveryfilecount,
				   recoveryblockcountset,
				   redundancy,
				   redundancysize,
				   largestfilesize))
    {
      return false;
    }
  }

  return true;
}

bool CommandLine::ReadArgs(int argc, const char * const *argv)
{